In another sign of the turbulence affecting cleantech, global clean technology venture investment dropped to $1.6 billion in the second quarter, down 14 percent from the previous quarter and 25 percent from the $2.1 billion ...

Hydrogen, the simplest and most abundant element on Earth, is a promising energy carrier for emerging clean energy technology. Hydrogen is the energy carrier that powers fuel cells in electric cars, and can ...

German scientists have applied a new method -- "inverse Partial Fluorescence Yield" (iPFY) on micro-jet -- which will enable them to probe the electronic structure of liquids free of sample damages. The experiments ...

After decades of relying on carbon-emitting fossil fuels to build their cities in the desert, some oil and gas rich nations of the Gulf are now turning skywards to the sun to meet future energy demands.

Amazon, Apple and Twitter were graded poorly Tuesday in a Greenpeace study of technology titans' use of clean energy to power the mushrooming Internet cloud, but Facebook, Google and Yahoo! won praise.